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Oval|Natural|GIA

1.51ct I SI1 Oval Natural Diamond

EX • I/SI1 • GIA 2316765230

Certificate GIA 2316765230

Diamond specifications and retailer prices

From HK$47,074 HKD
$6,000 USD
As of November 2, 2026
Save HK$58,890 HKD (56%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$105,964 HKD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural oval diamond

This 1.51ct natural oval sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2316765230. Listed at 22 retailers as of October 30, 2026, with prices from HK$47,074 to HK$105,964, a HK$58,890 spread on the same certified stone. NZ Jewellers lists it at HK$105,964. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.51
Carat
I
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2316765230
Dimensions9.00 × 6.65 × 4.02 mm
L/W Ratio1.35
Top View
9.00 mm6.65 mm1.51 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2316765230
Side View
Table 59.0%CrownGirdle: VTN-MEDPavilionCulet: NoneDepth 60.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: HK$105,964 HKD|Low: HK$47,074 HKD|High: HK$105,964 HKD|Avg: HK$66,680 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 11HK$47,074 HKD
Retailer 9HK$50,581 HKD
Retailer 4HK$52,982 HKD
Retailer 3HK$57,399 HKD
Retailer 10HK$58,278 HKD
Retailer 5HK$59,759 HKD
Retailer 8HK$60,706 HKD
Retailer 12HK$66,226 HKD
Retailer 2HK$69,199 HKD
Retailer 6HK$77,831 HKD
Retailer 7HK$88,770 HKD
NZ JewellersHK$105,964 HKD

44 data points across 12 retailers

22 retailersHK$47,074 HKD to HK$105,964 HKD

B+
Cheapest Retailer
-
HK$47,074 HKD
$6,000 USD
B+
Retailer 2
-
HK$49,098 HKD
$6,258 USD
View
B+
Retailer 3
-
HK$50,056 HKD
$6,380 USD
View
B+
Retailer 4
-
HK$50,581 HKD
$6,447 USD
View
Final sale: no returns
B+
Retailer 5
-
HK$50,782 HKD
$6,473 USD
View
B+
Retailer 6
-
HK$52,662 HKD
CA$9,323 CAD
View
B+
Retailer 7
-
HK$52,982 HKD
$6,753 USD
View
B+
Retailer 8
-
HK$53,076 HKD
$6,765 USD
View
B+
Retailer 9
-
HK$53,421 HKD
$6,809 USD
View
B
Retailer 10
-
HK$56,414 HKD
$7,190 USD
View
B
Retailer 11
-
HK$57,399 HKD
$7,316 USD
View
B
Retailer 12
-
HK$58,278 HKD
$7,428 USD
View
B
Retailer 13
-
HK$58,513 HKD
$7,458 USD
View
B+
Retailer 14
-
HK$59,759 HKD
£5,997 GBP
View
B+
Retailer 15
-
HK$60,608 HKD
$7,725 USD
View
Retailer 16
-
HK$60,706 HKD
A$11,904 AUD
View
Price last confirmed 11 days ago
B
Retailer 17
-
HK$66,226 HKD
$8,441 USD
View
B
Retailer 18
-
HK$69,199 HKD
€8,400 EUR
View
B
Retailer 19
-
HK$69,803 HKD
$8,897 USD
View
B
Retailer 20
-
HK$77,831 HKD
ZAR 160,262 ZAR
View
B
Retailer 21
-
HK$88,770 HKD
£8,909 GBP
View
Most Expensive
B
NZ Jewellers
7b5bc6cf-00be-4a75-8a6e-4a63f09f1019 · Oct 30
HK$105,964 HKD
$13,506 USD
View
21 more retailers have this diamond
Prices start from HK$47,074 HKDSave up to HK$58,890 HKD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
1.51ct Oval
HK$47,074 HKD